Classic 50 Need Help Please

Joined
May 12, 2007
Messages
11
HI I HAVE A 1987 CLASSIC 50. LAST YEAR I WOULD BE GOING FULL SPEED AND EVERY ONCE AND A WHILE IT BOGS OUT AND GOES AT ABOUT HALF SPEED IF I PUT IT I NEUTRAL IT WOULD DIE .THE ONLY WAY GO GET IT STARTED WAS TO CRANK IT OVER FOREVER GIVE GAS IN NEUTRAL REV IT UP AND SLAM IT INTO GEAR THEN IT WOULD TAKE OFF LIKE IT NEVER HAPPED , OR IT WOULD HAPPEN TWO OR THREE TIME THEN IT WOULD GO AWAY SO THIS YEAR I REPLACED THE FUEL PUMP REBUILD THE CARBS, DECARBED, PLUGS, WIRES ,SWITCH BOXS I WAS RUNNIN 87 PUMP GAS AND MERCURY OIL PRE MIX 50to1 SO I GO TO THE LAKE TODAY AND IT RUNS GREAT BUT AFTER ABOUT AN HOUR IT CAME BACK DOIN THE SAME AS BEFOR PUMPIN THE PRIMER BULD DID NOT HELP ........SO COULD IT BE FOULED PLUGS? I TOOK THEM OUT AND THE ELECTROD WAS BLACK AND OILY MABY CRANKING IT OVER AND OVER CLEAND OF THE PLUGS SOME, SO THATS WHY IT WOULD COME BACK TO LIFE BUT WHO KNOWS PLEASE HELP ME
 

JUSTINTIME

Captain
Joined
Sep 2, 2006
Messages
3,284
Re: Classic 50 Need Help Please

check the basics
fuel
spark
compression
go from there
 
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